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Case investigation for the Elimination Program
Cambodia
Purposes:
To determine whether an infection was acquired locally and therefore whether there is ongoing local malaria transmission
Case investigation form:
Case Investigation Form for Health Centre Staff - Investigation date: ........../........./..............Respondent: Patient Relative (Specified)................................- Patinet ID..................................Name.........................................Age............ Sex Male Female- Occupation: Farmer Vender Worker in.......................... Other types (specify)……………………- House owner……………N. of HH member…….….persons, Village ………………Code: - Permanent address: Village……………district……………..province……………..Pop. Type: RSD/MMP - Malaria signs: Fever........days, chills........days, sweating.......days, and headache.........days- RDT ( Pf/ Mix/ Pv) on …../…../………., Microscopy ( Pf/ Mix/ Pv …../…../……….,
• Classification of case• Q1. Have you been outside SPL (overnight stay) within the last 30 days?• A11: No => Indigenous case (skip to Q4)• A12: Yes => Q2• Q2: Where did you stay?
• District……..……………Province………..……... Endemic Non-endemic (list of endemic HF/
OD)• Country………………… Province…..………….. Endemic Non-endemic (list of endemic
province)• A 21: From endemic area => Imported case (skip to Q5)• A 22: From non-endemic area => Q3• Q3. Describe villages that you were staying overnight in SPL within the last 30 days? • A 31: At least one of the villages had malaria reported case(s) in the last 3 months for
Pf or 2 years for Pv => Indigenous case (go to Q4)• A 32: In villages that had no malaria reported case(s) in the last 2 years=> Unclassified
case* (go to Q4)• *the unclassified case will be reviewed by ODMS and make final case classification•
Case investigation form:
• Identification of transmission foci &Hot-pop • Q4: Where did you sleep at nights during these 30 days in SPL?• A41: Slept in the village
– The house type: Concrete/ Wooden/ Cottage /Other (specify)………………………– Location: Water stream/river Forest Mountain/hill Flat land
Agricultural farm • => Transmission could occur here: Yes No • A42: Outside the village
– The house type: Concrete/ Wooden/ Cottage /Other (specify)………………………– Location: Water stream/river Forest Mountain/hill Flat land
Agricultural farm • => Transmission could occur here: Yes No • Q5: How many people traveled with you to SPL? A:……..persons•
Case investigation form:
• History of malaria treatment in past three months:• Q6. Did you have malaria in the past 3 months?• A61: No => New case (skip to Q11) • A62: Yes => Old case• Q7. How long did you wait between noticing symptoms and seeking care? A: .......days• Q8. Where did you first seek care when you noticed symptoms? • A81: HF • A82: VMW• A83: Private Provider• A84: Not remember• Q9. What type of malaria test and specie were you diagnosed with? • A91: RDT ( Pf/ Mix/ Pv)• A92: Microscopy ( Pf/ Mix/ Pv) • Q10. What treatment did you get? • A101: ACT/Other (Specified)……………for……days, # of tablets/day……..• A102: Not remember • Q11. Last time you had malaria, had you been interviewed? A: Yes/ No •
Case investigation form:
• Malaria prevention: • Q12. Do you owned a net?• A121: LLIN • A122: Conventional net• A123: Do not own any net• Q13. If yes, did you sleep under net in malaria transmission area? • A131: Always • A132: Sometimes • A133: Never• Q14. Have you ever used repellent? A: Yes No • Q15. Was your house ever sprayed? A: Yes No
Case investigation form:
Who fill Investigation Form?Surveillance Team (HC Staff, District staff, PHD Staff)
What is timeline for completion?1day
How will it be transmitted?Paper Report and IT ( Email signed scanned copy, E-copy ) by Chief of Surveillance Team
Who will check data, classify, use and for what ?Chief of Surveillance Team, Data use for classifying the case and rapid response